# Copyright 2021 Zilliz. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.


from typing import Generator
from towhee.operator import PyOperator, SharedType


class SumOperator(PyOperator):
    def __call__(self, num1: Generator, num2: Generator):
        sum1 = sum(num1)
        sum2 = sum(num2)
        return sum1, sum2

    @property
    def shared_type(self):
        return SharedType.Shareable
